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Sent By McCampbell Analytical, Inc , 1 925 798 4612, Mar 22-02 9 35AM, Page 417 <br /> 1102nd Avenue South,j�D7 Pacheco CA 94553-5560 <br /> MCCAMPBELL ANALYTICAL INC Telephone 925-798-1620 Fax 925-798.1622 <br /> htt /p ,www rnccarrtpbeJ1 c4m E-111011 main(a:,mccampbell cam <br /> Advancrd Geol;nvtronmental CLen1 Projec-t ID Local Food Store <br /> Date Sampled 03 13 02 <br /> 837 Shaer Road Date Recetvt,d 03/14102 � <br /> Stockton,CA 95215 Client Contact Tttta Cuellar Date Fxtracted 03115-03`20102 <br /> Client P D Date Anaiyzed 03115-03;20102 <br /> Gasoline Range(C6-C12)Volatile Hydrocarbons as Gasoline*,with Methvt tent-Butyl Ether*&Bj EX* <br /> i EPA methods 5030 modifed 8015,and 8020 or 602,California RW()C'ri(S! Bav Region)method GCFTD 5030 <br /> 4 ) <br /> Lab ID Client ID Matnx TPH(g)* MTBE Benzene Toluene Ethyl- °�o Recovery <br /> bestzene Xylcnes Surrogate <br /> -001 13-02 <br /> 0203258 MIA 1103- W ND 18 ND ND NO ND 102 <br /> 0203258 MW2/03- <br /> -002 13-02 S4,a 's70 4 I ND 0 69 I 1 101 <br /> 020325$ MW3103- W ND ND ND VD ND NIS 108 <br /> -003 13-02 <br /> ' 0Z03 t Vi13-02 <br /> -004 13-02 W 1400 a 1600 250 49 ;5 <br /> 73 108 <br /> i <br /> Reporting Limit unless W 50 ug/L 5 0 05 05 0 5 0 5 <br /> otherwist stated,NO <br /> means not detected ahure <br /> thi,reporting limit S 1 0 mglicg I 005 0 005 0 005 0 005 0 005 <br /> *water and vapnr samples are reported in ug L wipe Samples in ug,Niipe suit and sludge samples in rneykg,and al I TCl P and SPI P extracts <br /> in ug.i <br /> 'cluttered chromatogram,sample peak coeiules w ith s.,ugato peal <br /> ' "The following descriptions of the 17PIT chromatogram are cursor} to nature and Mc(ampbell Analvtical is not responsible lir their <br /> interpretation a) unmodified or weakly modified gasoline is significant, b) heaNter gabuhnc range cumpoundti arc sigr<rtrcant(aged <br /> gasoline"), c) lighler gasoline range compounds (the most mobile lracttong are significant, d)gasoline range compounds having broad <br /> ' chromatographic peaks are significant biologically altered gasoline" c) CPH pattern that does not appear to be derived tmm gasoline('�) t) <br /> one to a taw isolated peaks present g)strongiv agcd gasoline or diesel range compounds ars w6miheant h)lighter than water immiscible <br /> sheen rs present i)liquid sample drat contains greater than--5 I'll 1%sediment,l}no recogni sable patte-n <br /> ' DHS Certification No 1644 Edward Hamilton Lab Director <br />